CN104350256A - Belt drive arrangement - Google Patents
Belt drive arrangement Download PDFInfo
- Publication number
- CN104350256A CN104350256A CN201380027290.2A CN201380027290A CN104350256A CN 104350256 A CN104350256 A CN 104350256A CN 201380027290 A CN201380027290 A CN 201380027290A CN 104350256 A CN104350256 A CN 104350256A
- Authority
- CN
- China
- Prior art keywords
- follower
- belt
- auxiliary unit
- looping
- driving wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000002826 coolant Substances 0.000 claims description 6
- 239000002360 explosive Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B67/00—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for
- F02B67/04—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus
- F02B67/06—Engines characterised by the arrangement of auxiliary apparatus not being otherwise provided for, e.g. the apparatus having different functions; Driving auxiliary apparatus from engines, not otherwise provided for of mechanically-driven auxiliary apparatus driven by means of chains, belts, or like endless members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K25/00—Auxiliary drives
- B60K25/02—Auxiliary drives directly from an engine shaft
- B60K2025/022—Auxiliary drives directly from an engine shaft by a mechanical transmission
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/02—Gearings for conveying rotary motion by endless flexible members with belts; with V-belts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention relates to a belt drive arrangement (10) for an internal combustion engine, comprising a drive pulley (11) which is driven by a crankshaft of the internal combustion engine, a first output pulley (12) with which a first auxiliary unit can be driven, a second output pulley (13) with which a second auxiliary unit can be driven, and a belt (20) which comprises an inner face (21) and an outer face (22) opposite the inner face (21) and which loops at least some portions of the drive pulley (11) and the output pulleys (12, 13) as a belt transmission. The inner face (21) of the belt (20) loops the drive pulley (11) and the first output pulley (12) while physically contacting same, and the outer face (22) loops the second output pulley (13) while physically contacting same. The invention further relates to an internal combustion engine with such a belt drive arrangement.
Description
Technical field
The present invention relates to a kind of belt driver for internal-combustion engine, it comprises: by the driving wheel of the crank-driven of internal-combustion engine; First follower, utilizes this first follower can drive the first auxiliary unit; Second follower, utilizes this second follower can drive the second auxiliary unit; With continuous circulation belt, this continuous circulation belt comprises inner side surface and the outer side surface opposite with this inner side surface and as being wound around driving mechanism (Umschlingungsgetriebe) looping driving wheel and follower at least in part.In addition, the invention still further relates to a kind of internal-combustion engine with such belt driver.
Background technique
In current car construction, need the auxiliary unit of larger amt, they for vehicle ahead running optional or be only required to a certain extent.Auxiliary unit is like this such as: water pump, and this water pump makes the circulate coolant of motor and therefore contributes to regulating engine temperature; Electricity generating device is generator in other words, and this generator needs to be used for powering to onboard power system; Coolant compressor, this coolant compressor is for running air-conditioning equipment; For running the oil hydraulic pump of assisted power steering system; For the fan of radiator, etc.Auxiliary unit drives wheel disc by the crank-driven of explosive motor by driving wheel in other words.To this, in current automobile construction, use V belt translation transmission power being delivered to auxiliary unit from bent axle.In order to ensure the abundant looping of the driving wheel to auxiliary unit, running roller is turned to be necessary.Only at belt to the enough attachments between guarantee belt when driving wheel or follower abundant looping and driving wheel or follower and thus transmitting torque and power fully.But this auxiliary drive known by prior art/transmission harness has following shortcoming: cost when turning to the use of running roller to improve assembling and having a negative impact to the locational space demand of motor in addition.
Summary of the invention
From above-mentioned prior art, the object of the invention is: a kind of simple method and measure is provided, overcomes the shortcoming of prior art whereby.In addition, the object of this invention is to provide a kind of belt driver or a kind of explosive motor with this belt driver, its mounting cost reduces and assembly demand packet (Packagebedarf) reduces.
This object is achieved by having the equipment of feature described in independent claims.Dependent claims gives expression to favorable embodiment more of the present invention.
For achieving the above object, the present invention proposes a kind of belt driver for internal-combustion engine, and this belt driver comprises: by the driving wheel of the crank-driven of internal-combustion engine; First follower, utilizes this first follower can drive the first auxiliary unit; Second follower, utilizes this second follower can drive the second auxiliary unit; With a continuous circulation belt.At this, described belt has inner side surface and the outer side surface opposite with this inner side surface and as being wound around driving mechanism looping driving wheel and follower at least in part.In addition, belt can with its inner side surface contact-type contact ground looping driving wheel and the first follower and with its outer side surface contact-type contact ground looping second follower.In other words: described belt is with its inner side surface contact driving wheel (this driving wheel is by crank-driven) and the first follower (this first follower drive first auxiliary unit) and contact the second follower (utilizing second this second follower to drive second to assist unit) with belt back.
Further, can with reference to the looping of power enforcement to follower, wherein, the first auxiliary unit being connected to the first follower has higher power and is connected to second of the second follower assists unit to have lower power consumpiton.The power consumpiton of auxiliary unit is higher, then the loading moment that produces in V belt translation of this auxiliary unit is also higher.Therefore, according to the present invention, the driving wheel that belt is connected with the auxiliary unit that represent high capacity moment with inner side surface looping.The follower be connected with the auxiliary unit producing little loading moment in belt then by belt with outer side surface in other words with belt back institute looping.Produce following advantage thus: a kind of special joint space-efficient belt driver can be realized, wherein eliminate and additional turn to running roller.This point also results in the reduction of motor gross weight and cost.Decrease friction torque in addition, this is for fuel consume and particularly for CO
2discharge produces positive role.
In addition, a hitch roll can be set after the second follower along the cycle operation direction of belt, with outer side surface this hitch roll of looping at least in part of belt.Thus, so can arrange each auxiliary unit: for each unit, the power consumpiton of looping angle and this unit in other words loading moment matches.This point can be achieved by being positioned at by hitch roll between the auxiliary unit producing little loading moment and the auxiliary unit producing higher load moment.The loading moment caused minutely that the function of the stretcher along looping direction after the auxiliary unit that power consumpiton is little can be produced by this auxiliary unit is achieved.
In addition, hitch roll can be arranged between the first follower and the second follower.Hitch roll also brings following advantage before being arranged on the high auxiliary unit of loading moment in this wise in addition: in the maximum load situation of this auxiliary unit, improve the looping (amount) to the follower belonging to it.In other words, when the loading moment of auxiliary unit improves, belt is elongated.Stretcher compensates and regulates and thus improve the looping (amount) on the follower of affiliated auxiliary unit.
In addition, can also arrange the 3rd follower, the 3rd follower is connected, wherein, with inner side surface looping the 3rd follower of belt with the 3rd auxiliary unit.
In addition, belt can depict a kind of substantially L-shaped cycle operation track in installment state.
In addition, the first auxiliary unit can be generator, and the second auxiliary unit can be water pump.
In addition, the 3rd auxiliary unit can be configured to coolant compressor.
By another aspect, the present invention relates to a kind of explosive motor for automobile, this explosive motor comprises above-mentioned belt driver.
Accompanying drawing explanation
Hereafter illustrate with reference to the accompanying drawings and set forth the present invention in further detail.Claims, drawing and description contain large measure feature, hereafter the embodiment of the present invention in conjunction with exemplary illustration are set forth these features.To those skilled in the art, also can by these feature independences and pay attention to according to other compound mode, to form the some other mode of execution adapting to respective application of the present invention.
Illustrate in the diagram:
Fig. 1 is the side view of belt driver,
Fig. 2 is the perspective view of belt driver.
Embodiment
Hereafter should set forth the present invention in further detail by accompanying drawing.Belt 20 is configured to the continuous circulation belt closed and has an inner side surface 21 and an outer side surface 22.Belt 20, with its inner side surface 21 looping driving wheel 11, connects the unshowned bent axle of this driving wheel and explosive motor antitorque (drehfest, namely the two can not relatively rotate).By the rotation of bent axle, driving wheel 11 rotated and drive belt 20 along cycle operation direction R.In addition, belt 20 is with its inner side surface 21 looping first follower 12 and the 3rd follower 14.Belt is with its outer side surface 22 looping second follower 13 and a hitch roll 15.Follower 12,13,14 torsionally or by a freewheel is connected with each auxiliary unit.Of the present invention one preferred embodiment in, the first driving wheel 12 is connected with generator, and the second driving wheel is connected with water pump 13 and the 3rd driving wheel 14 is connected with coolant compressor.
By the rotary motion of belt 20 along cycle operation direction, follower 12,13,14 is made to rotate and therefore drive each auxiliary unit.
Described belt 20 can be cingulum, v belt or triangle rib belt.At this, tooth or rib are arranged on inner side surface 21 in other words on belt front.So outer side surface 22 in other words belt back does not usually swell and is configured to plane.Alternatively, the surface 22 of belt back also can be hackly, is provided with structural texture or is similar to inner side surface 21 to form like that.By belt 20 with on the driving wheel 11 of its inner side surface 21 looping or follower 12,14, extra high moment of torsion can be delivered to each wheel or from each wheel from belt 20 and be delivered to belt 20.Because belt 20 is by the second follower 13 looping, wherein the outer side surface 22 of belt contacts with follower 13 contact-type, thus can only transmit less moment of torsion power less in other words at this.Therefore, according to a kind of configuration with reference to power that present invention produces auxiliary unit, wherein, by inner side surface 21 looping, belt 20 is applied to the auxiliary unit of high capacity moment, and in belt 20, caused the auxiliary unit of minor load moment by outer side surface 22 looping of belt 20.Because driving moment is higher, therefore also utilize the inner side surface looping driving wheel 11 of belt.
The event very low based on power consumpiton or specifically based on the loading moment be applied to by water pump on the second follower 13 very little therefore, hitch roll 15 can be arranged on water pump in other words after the second follower 13 along the cycle operation direction R of belt 20.Produce following advantage thus: remaining auxiliary unit economical space saving can be set, be directed to the maximum consumption of power produced by generator, the looping of the follower 12 be connected with this generator can be increased, to reduce skidding effect.Therefore, reserve more structure space by the joint space-efficient setting of other each auxiliary units, this structure space may be used for other parts such as gas recirculation system etc.Another advantage of this belt driver is: because less structure space demand can also use shorter belt.Shorter belt has such advantage: compared with long belt, and they demonstrate less vibration characteristics and demonstrate the advantage of acoustic connection thus.
As can be seen in fig. 1, belt 20 has a kind of substantially L-shaped profile in installment state.Driving wheel 11, first follower 12 and the 3rd follower 14 are mutual orientation positions in the following manner: make them form a triangle.By according to the location of the present invention to the second follower 13 and hitch roll 15, belt is turned to guiding in the region between driving wheel 11 and follower 12, thus produces substantially L-shaped extension trend.Therefore the second follower 13 serves the effect turning to running roller in the meaning of Function Integration Mechanism.In this way, enough tension force can be produced in belt 20 when reducing structure space demand at the same time.
Claims (9)
1., for the belt driver (10) of internal-combustion engine, it comprises:
-driving wheel (11), this driving wheel by the crank-driven of internal-combustion engine,
-the first follower (12), utilizes this first follower can drive the first auxiliary unit,
-the second follower (13), utilizes this second follower can drive the second auxiliary unit, and
-belt (20), this belt comprises inner side surface (21) and the outer side surface (22) opposite with this inner side surface (21) and as being wound around driving mechanism driving wheel described in looping (11) and follower (12 at least in part, 13)
It is characterized in that: described belt (20) is with driving wheel (11) described in its inner side surface (21) contact-type contact ground looping and described first follower (12) and with the second follower (13) described in its outer side surface (22) contact-type contact ground looping.
2. belt driver as claimed in claim 1, it is characterized in that: implement follower (12 with reference to power, 13) looping, wherein, the first auxiliary unit being connected to described first follower (12) has higher power consumpiton compared with the be connected to described second follower (13) second auxiliary unit.
3. belt driver as claimed in claim 1 or 2, it is characterized in that: the cycle operation direction (R) along described belt (20) is provided with hitch roll (15) after described second follower (13), with outer side surface (22) this hitch roll of looping at least in part of described belt (20).
4. the belt driver as described in any one of aforementioned claim, is characterized in that: described hitch roll (15) is arranged between described first follower (12) and described second follower (13).
5. the belt driver as described in any one of aforementioned claim, it is characterized in that: be provided with the 3rd follower (14), 3rd follower is connected with the 3rd auxiliary unit, wherein, by inner side surface (21) looping the 3rd follower (14) of described belt (20).
6. belt driver as claimed in claim 5, is characterized in that: substantially L-shaped cycle operation track depicted by described belt (20) in installment state.
7. the belt driver as described in any one of aforementioned claim, is characterized in that: the described first auxiliary unit is generator, and the described second auxiliary unit is water pump.
8. the belt driver as described in any one of claim 5 to 7, is characterized in that: the described 3rd auxiliary unit is coolant compressor.
9., for the explosive motor of automobile, it is characterized in that comprising the belt driver as described in any one of aforementioned claim 1 to 8.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012214235.5A DE102012214235B4 (en) | 2012-08-10 | 2012-08-10 | Belt drive assembly |
| DE102012214235.5 | 2012-08-10 | ||
| PCT/EP2013/065929 WO2014023601A1 (en) | 2012-08-10 | 2013-07-29 | Belt drive arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104350256A true CN104350256A (en) | 2015-02-11 |
Family
ID=48875079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380027290.2A Pending CN104350256A (en) | 2012-08-10 | 2013-07-29 | Belt drive arrangement |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9683486B2 (en) |
| EP (1) | EP2882949A1 (en) |
| CN (1) | CN104350256A (en) |
| DE (1) | DE102012214235B4 (en) |
| WO (1) | WO2014023601A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110337534A (en) * | 2017-03-01 | 2019-10-15 | 宝马股份公司 | Internal combustion engine for motor vehicle, in particular for automobile |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6235394B2 (en) * | 2014-03-28 | 2017-11-22 | 本田技研工業株式会社 | Turbocharged engine |
| CN113910213B (en) * | 2021-12-14 | 2022-03-11 | 深圳市迈步机器人科技有限公司 | Robot integrated driving flexible driver and driving method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4536172A (en) * | 1984-02-21 | 1985-08-20 | Dayco Corporation | Belt tensioner and method of making the same |
| US5277666A (en) * | 1991-10-21 | 1994-01-11 | Kumm Industries, Inc. | Belt tensioner |
| CN1592825A (en) * | 2001-11-27 | 2005-03-09 | 利滕斯汽车公司 | Synchronous drive apparatus with non-circular drive elements |
| EP1752645A2 (en) * | 2005-08-08 | 2007-02-14 | Mazda Motor Corporation | Front structure of engine |
| US20080121445A1 (en) * | 2006-11-08 | 2008-05-29 | International Truck Intellectual Property Company, Llc | Vehicle electrification using a clutched vibration damper |
| CN201794662U (en) * | 2010-07-28 | 2011-04-13 | 康明斯东亚研发有限公司 | Arrangement structure of front end wheel train of engine |
| CN202284500U (en) * | 2011-07-28 | 2012-06-27 | 长城汽车股份有限公司 | Vibration and noise reducing diesel engine cooling water pump assembly |
| CN102588097A (en) * | 2011-01-06 | 2012-07-18 | 现代自动车株式会社 | Drive belt system of hybrid engine |
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| AU559553B2 (en) * | 1981-09-11 | 1987-03-12 | Dayco Products, Inc. | Belt tensioner, part therefor, and methods of making the same |
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-
2012
- 2012-08-10 DE DE102012214235.5A patent/DE102012214235B4/en not_active Revoked
-
2013
- 2013-07-29 CN CN201380027290.2A patent/CN104350256A/en active Pending
- 2013-07-29 EP EP13741796.0A patent/EP2882949A1/en not_active Ceased
- 2013-07-29 WO PCT/EP2013/065929 patent/WO2014023601A1/en active Application Filing
-
2015
- 2015-02-03 US US14/612,582 patent/US9683486B2/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4536172A (en) * | 1984-02-21 | 1985-08-20 | Dayco Corporation | Belt tensioner and method of making the same |
| US5277666A (en) * | 1991-10-21 | 1994-01-11 | Kumm Industries, Inc. | Belt tensioner |
| CN1592825A (en) * | 2001-11-27 | 2005-03-09 | 利滕斯汽车公司 | Synchronous drive apparatus with non-circular drive elements |
| EP1752645A2 (en) * | 2005-08-08 | 2007-02-14 | Mazda Motor Corporation | Front structure of engine |
| US20080121445A1 (en) * | 2006-11-08 | 2008-05-29 | International Truck Intellectual Property Company, Llc | Vehicle electrification using a clutched vibration damper |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110337534A (en) * | 2017-03-01 | 2019-10-15 | 宝马股份公司 | Internal combustion engine for motor vehicle, in particular for automobile |
| US11022033B2 (en) | 2017-03-01 | 2021-06-01 | Bayerische Motoren Werke Aktiengesellschaft | Internal combustion engine for a motor vehicle, in particular for a car |
| CN110337534B (en) * | 2017-03-01 | 2022-02-25 | 宝马股份公司 | Internal combustion engine for a motor vehicle, in particular for a motor vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| US9683486B2 (en) | 2017-06-20 |
| DE102012214235A1 (en) | 2014-05-22 |
| WO2014023601A1 (en) | 2014-02-13 |
| EP2882949A1 (en) | 2015-06-17 |
| DE102012214235B4 (en) | 2021-12-23 |
| US20150148160A1 (en) | 2015-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150211 |
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| RJ01 | Rejection of invention patent application after publication |